The 1984 United States Senate election in New Jersey was held on November 6, 1984. Incumbent Democrat Bill Bradley defeated Republican nominee Mary V. Mochary with 64.16% of the vote, winning every county in the state.
To date, this is the most recent time Sussex and Warren counties were won by a Democrat in a statewide election. This is the first election since 1888 that a Democrat was re-elected to this seat, and the first time ever that they were popularly re-elected to this seat.
Primary elections
Primary elections were held on June 5, 1984.
Democratic primary
Candidates
- Bill Bradley, incumbent U.S. Senator
- Elliot Greenspan, perennial candidate
Republican primary
Candidates
- Mary V. Mochary, Mayor of Montclair
- Robert J. Morris, anti-communist activist
General election
Candidates
- Bill Bradley, incumbent Senator since 1979 (Democratic)
- Jasper C. Gould (Independent)
- James T. Hagen (Independent)
- Harold F. Leiendecker (Libertarian)
- Jules Levin (Socialist Labor)
- Mary V. Mochary, mayor of Montclair (Republican)
- Priscilla Schenk (Socialist Workers)
Campaign
Mochary was forced to suspend her campaign in October due to her husband's life-threatening illness. She traveled with her husband to Stanford, California for an experimental heart transplant.
Results
Results by county
Counties that flipped from Republican to Democratic
- Hunterdon
- Morris
- Ocean
- Somerset
- Sussex
- Cape May